Finding the Fourth Proportional to 9,498.98, 13,107.89 and 5,249.99

Step by Step Solution

1. Step 1: Write the proportion equation
   9,498.98 : 13,107.89 = 5,249.99 : x
2. Step 2: Convert to fraction form
   9,498.98/13,107.89 = 5,249.99/x
3. Step 3: Cross multiply
   9,498.98x = 13,107.89 × 5,249.99
4. Step 4: Simplify right side
   9,498.98x = 68,816,199.63
5. Step 5: Solve for x
   x = 68,816,199.63/9,498.98
6. Step 6: Final answer
   x = 7,244.59